<!--车辆管理页-->
<template>
  <div style="height: 6vh;background-color:#fff;padding:10px 20px;">
    <span style="line-height:60px;font-size:20px;">车辆管理</span>
    <el-button @click="beforeAddVehicle" type="primary" style="float:right;margin-top:13px;">新建车辆</el-button>
  </div>
  <!-- 新增车辆弹窗 -->
  <el-dialog :title="dialogTitle" v-model="dialogVisible"
             style="width:1000px;padding:40px;" :before-close="handleClose">
    <el-form label-width="80px" label-position="top">
      <el-row :gutter="30">
        <el-col :span="12">
          <el-form-item label="车辆品牌">
            <el-input placeholder="请输入内容" v-model="saveVehicleForm.brand"></el-input>
          </el-form-item>
        </el-col>
        <el-col :span="12">
          <el-form-item label="车辆牌号">
            <el-input placeholder="请输入内容" v-model="saveVehicleForm.license"></el-input>
          </el-form-item>
        </el-col>
      </el-row>
      <el-row :gutter="30">
        <el-col :span="12">
          <el-form-item label="车辆型号">
            <el-input placeholder="请输入内容" v-model="saveVehicleForm.model"></el-input>
          </el-form-item>
        </el-col>
        <el-col :span="12">
          <el-form-item label="车辆识别码">
            <el-input placeholder="请输入内容" v-model="saveVehicleForm.code"></el-input>
          </el-form-item>
        </el-col>
      </el-row>
      <el-row :gutter="30">
        <el-col :span="12">
          <el-form-item label="车辆排量">
            <el-select placeholder="请选择" v-model="saveVehicleForm.displacement">
              <el-option label="1.6" value="1"></el-option>
              <el-option label="2.5" value="2"></el-option>
              <el-option label="4" value="3"></el-option>
            </el-select>
          </el-form-item>
        </el-col>
        <el-col :span="12">
          <el-form-item label="车辆类型">
            <el-select placeholder="请选择" v-model="saveVehicleForm.type">
              <el-option label="轿车" value="10"></el-option>
              <el-option label="客车" value="20"></el-option>
              <el-option label="货车" value="30"></el-option>
              <el-option label="挂车" value="40"></el-option>
            </el-select>
          </el-form-item>
        </el-col>
      </el-row>
      <el-row :gutter="30">
        <el-col :span="12">
          <el-form-item label="车身颜色">
            <el-select placeholder="请选择" v-model="saveVehicleForm.color">
              <el-option label="黑" value="10"></el-option>
              <el-option label="白" value="20"></el-option>
              <el-option label="蓝" value="30"></el-option>
              <el-option label="灰" value="40"></el-option>
              <el-option label="银" value="50"></el-option>
            </el-select>
          </el-form-item>
        </el-col>
        <el-col :span="12">
          <el-form-item label="里程数">
            <el-input placeholder="请输入内容" v-model="saveVehicleForm.kilometers"></el-input>
          </el-form-item>
        </el-col>
      </el-row>
      <el-row :gutter="30">
        <el-col :span="12">
          <el-form-item label="购买时间">
            <el-date-picker type="date" format="YYYY-MM-DD"
                            value-format="YYYY-MM-DD"
                            v-model="saveVehicleForm.buyTime"
                            @change="validateDate"/>
          </el-form-item>
        </el-col>
        <el-col :span="12">
          <el-form-item label="上牌时间">
            <el-date-picker type="date" format="YYYY-MM-DD"
                            value-format="YYYY-MM-DD"
                            v-model="saveVehicleForm.regTime"
                            @change="validateDate"/>
          </el-form-item>
        </el-col>
      </el-row>
      <el-row :gutter="30">
        <el-col :span="12">
          <el-form-item label="购买价格">
            <el-input placeholder="请输入内容"
                      v-model="saveVehicleForm.price"></el-input>
          </el-form-item>
        </el-col>
        <el-col :span="12">
          <el-form-item label="电池类型">
            <el-select placeholder="请选择" v-model="saveVehicleForm.batteryType">
              <el-option label="铅酸蓄电池" value="10"></el-option>
              <el-option label="镍氢电池" value="20"></el-option>
              <el-option label="钠硫电池" value="30"></el-option>
              <el-option label="二次锂电池" value="40"></el-option>
              <el-option label="空气电池" value="50"></el-option>
              <el-option label="三元锂电池" value="60"></el-option>
              <el-option label="碱性燃料电池" value="70"></el-option>
            </el-select>
          </el-form-item>
        </el-col>
      </el-row>
    </el-form>
    <template #footer>
      <el-button @click="handleClose">取消</el-button>
      <el-button type="primary" @click="saveVehicle">确定</el-button>
    </template>
  </el-dialog>
  <!-- 车辆搜索卡片 -->
  <el-card style="margin:20px;height: 70px;">
    <el-form :inline="true">
      <el-form-item label="车辆品牌">
        <el-input placeholder="请输入内容" style="width:220px;"
                  v-model="searchVehicleForm.brand" @keydown.enter="loadVehicle"></el-input>
      </el-form-item>
      <el-form-item label="车牌号" style="width:290px;">
        <el-input placeholder="请输入内容" style="width:220px;" v-model="searchVehicleForm.license" @keydown.enter="loadVehicle"></el-input>
      </el-form-item>
      <el-form-item>
        <el-button @click="resetSearch">重置</el-button>
        <el-button type="primary" @click="loadVehicle">查询</el-button>
      </el-form-item>
    </el-form>
  </el-card>
  <!-- 车辆列表 -->
  <el-card style="margin:20px;">
    <el-table :data="vehicleArr">
      <el-table-column type="index" label="编号" width="80" align="center"/>
      <el-table-column prop="brand" label="车辆品牌" align="center"/>
      <el-table-column prop="license" label="车牌号" align="center"/>
      <el-table-column prop="code" label="车辆识别码" align="center"/>
      <el-table-column prop="type" label="车辆类型" align="center"/>
      <el-table-column prop="price" label="购买价格" align="center"/>
      <el-table-column prop="buyTime" label="购买时间" align="center"/>
      <el-table-column prop="regTime" label="上牌时间" align="center"/>
      <el-table-column prop="batteryType" label="电池类型" align="center"/>
      <el-table-column prop="status" label="车辆状态" align="center"/>
      <el-table-column label="操作" align="center">
        <template #default="scope">
          <el-button link type="primary" size="small" @click="editVehicle(scope.row.id)">编辑</el-button>
          <el-button link type="primary" size="small" @click="deleteVehicle(scope.row.id)">删除</el-button>
        </template>
      </el-table-column>
    </el-table>
  </el-card>
</template>
<script setup>
import {h, onMounted, ref} from "vue";
import axios from "axios";
import qs from "qs";
import {ElMessage} from "element-plus";

//控制新增车辆弹窗是否显示
const dialogVisible = ref(false);
//定义变量控制dialog的标题
const dialogTitle = ref('新增车辆');
//点击"新建车辆"按钮,让弹窗出现且改标题 beforeAddVehicle
const beforeAddVehicle=()=>{
  dialogVisible.value=true;
  dialogTitle.value='新增车辆';
}
//校验购买时间与上牌时间的合理性 validateDate
const validateDate=()=>{
  const buyTime=saveVehicleForm.value.buyTime;
  const regTime=saveVehicleForm.value.regTime;
  if(regTime && buyTime && new Date(regTime)<=new Date(buyTime)){
    ElMessage.error('上牌时间不能早于够买时间！');
    saveVehicleForm.value.regTime='';
  }
}
//定义一个编辑车辆的方法 editVehicle
const editVehicle=(id)=>{
  dialogTitle.value='编辑车辆';
  dialogVisible.value=true;
  //2.根据当前车辆的id回显待编辑车辆的数据
  axios.get(BASE_URL+'/v1/vehicle/select?id='+id).then((response)=>{
    if(response.data.code==2000){
      //3.将后端返回的数据存入表单对象中,注意:后端返回的是List<VehicleVO>,要取第一个!
      saveVehicleForm.value=response.data.data[0];
    } else {
      ElMessage.error(response.data.msg);
    }
  })
}
//定义对象用来保存车辆搜索条件searchVehicleForm
const searchVehicleForm=ref({
  brand:'',
  license:'',
});
//定义数组用来保存车辆列表数据vehicleArr
const vehicleArr=ref([]);
//定义加载车辆的方法loadVehicle
const loadVehicle=()=>{
  let data=qs.stringify(searchVehicleForm.value);
  axios.get(BASE_URL+'/v1/vehicle/select?'+data).then((response)=>{
    if(response.data.code==2000){
      vehicleArr.value=response.data.data;
    }else {
      ElMessage.error(response.data.msg);
    }
  })
}
//页面加载完毕，立即首次加载车辆列表数据
onMounted(()=>{
  loadVehicle();
})
//定义重置搜索的方法resetSearch
const resetSearch=()=>{
  searchVehicleForm.value = {};
  loadVehicle();
}
//定义对象用来收集车辆弹窗表单的所有数据 saveVehicleForm
const saveVehicleForm=ref({
  brand:'',
  license:'',
  model:'',
  code:'',
  displacement:'',
  type:'',
  color:'',
  kilometers:'',
  buyTime:'',
  regTime:'',
  price:'',
  batteryType:'',
})
//定义保存车辆的方法 saveVehicle
const saveVehicle = ()=>{
  if(!saveVehicleForm.value.license || saveVehicleForm.value.license.trim() == ''){
    ElMessage.error('请输入车牌号');
    return;
  }
  if(!saveVehicleForm.value.code || saveVehicleForm.value.code.trim() == ''){
    ElMessage.error('请输入车辆识别码！');
    return;
  }
  if(!saveVehicleForm.value.buyTime || saveVehicleForm.value.buyTime.trim() == ''){
    ElMessage.error('请选择购买时间！');
    return;
  }
  let data = qs.stringify(saveVehicleForm.value);
  console.log(data);
  //给后端发请求
  axios.post(BASE_URL+'/v1/vehicle/save',data).then((response)=>{
    if(response.data.code == 2000){
      ElMessage.success('保存成功');
      dialogVisible.value=false;//关闭弹窗
      saveVehicleForm.value={}; //清空表单
      loadVehicle();//新增成功后,需要重新加载数据!
    }else {
      ElMessage.error('车牌号与识别码不允许重复！');
    }
})
}
//处理保存车辆弹窗关闭的方法 handleClose
const handleClose = ()=>{
  if(confirm('确定要关闭吗？')){
    saveVehicleForm.value={};
    dialogVisible.value=false;
  }
}
//定义删除车辆的方法 deleteVehicle //删除成功后重新加载所有车辆数据
const deleteVehicle=(id)=>{
  if(confirm('确定要删除吗？')){
    axios.post(BASE_URL+'/v1/vehicle/delete/'+id).then((response)=>{
      if(response.data.code==2000){
        ElMessage.success('删除成功!');
        //删除成功后重新加载所有车辆数据
        loadVehicle();
      }else{
        ElMessage.error(response.data.msg);
     }
    })
  }
}
</script>